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Description
Communication Interface:WirelessDisplay:NoneAlarm:NoItercom:NoFeature:NonePower:Electric SupplyItem Type:Wireless Doorbellworking frequency:433mhzReceiving distance:300M Remote (in open area)Power supply:110V-220V-240VRing tone:38 ring tonesUse of premises:Home office villa hospital school factoryBattery mode:12v 23A battery (not include battery)Notice: The linear remote control distance of this product is not less than 300 meters. It can meet the needs of different family environments. The general family has no problem with security doors and several walls.
Feature 1: Anti-interference will not appear stringing.
Feature 2: Receiver Smart Flash
Feature 3: Receive signals over long distances.
Feature 4: Adjustable volume and music installation is easy to use (default dingdong) 3 volume adjustable 38 music optional
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Feature 1: Anti-interference will not appear stringing.
Feature 2: Receiver Smart Flash
Feature 3: Receive signals over long distances.
Feature 4: Adjustable volume and music installation is easy to use (default dingdong) 3 volume adjustable 38 music optional